Stains and Dyes

A variety of solutions used to selectively bind to and enhance the visibility of biological structures using color and/or fluorescence; used for histology, protein staining, electrophoresis, bacterial classification, blotting, etc.

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421 – 435 of 7,223 results

421

Methyl Orange (0.1% in Water) [for Titration], TCI America™

CAS: 547-58-0 Molecular Formula: C14H14N3NaO3S Molecular Weight (g/mol): 327.334 MDL Number: MFCD00007502 InChI Key: STZCRXQWRGQSJD-UHFFFAOYSA-M PubChem CID: 23673835 IUPAC Name: sodium;4-[[4-(dimethylamino)phenyl]diazenyl]benzenesulfonate SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+]

Pricing & Availability
Specifications

PubChem CID	23673835
CAS	547-58-0
Molecular Weight (g/mol)	327.334
MDL Number	MFCD00007502
SMILES	CN(C)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+]
IUPAC Name	sodium;4-[[4-(dimethylamino)phenyl]diazenyl]benzenesulfonate
InChI Key	STZCRXQWRGQSJD-UHFFFAOYSA-M
Molecular Formula	C14H14N3NaO3S

422

Bromothymol Blue TS, 0.1% (w/v) in 50% (v/v) Alcohol, Ricca Chemical

CAS: 76-59-5 Molecular Formula: C27H28Br2O5S Molecular Weight (g/mol): Mixture InChI Key: NUHCTOLBWMJMLX-UHFFFAOYSA-N

Pricing & Availability
Specifications

CAS	76-59-5
Molecular Weight (g/mol)	Mixture
InChI Key	NUHCTOLBWMJMLX-UHFFFAOYSA-N
Molecular Formula	C27H28Br2O5S

423

Magneson, TCI America™

CAS: 74-39-5 Molecular Formula: C12H9N3O4 Molecular Weight (g/mol): 259.22 MDL Number: MFCD00007310 InChI Key: BIFFKKLAAIGZBV-UHFFFAOYSA-N Synonym: Azo Violet, 4-(4-Nitrophenylazo)resorcinol PubChem CID: 5717413 IUPAC Name: 3-hydroxy-4-[2-(4-nitrophenyl)hydrazin-1-ylidene]cyclohexa-2,5-dien-1-one SMILES: OC1=CC(=O)C=CC1=NNC1=CC=C(C=C1)[N+]([O-])=O

Pricing & Availability
Specifications

PubChem CID	5717413
CAS	74-39-5
Molecular Weight (g/mol)	259.22
MDL Number	MFCD00007310
SMILES	OC1=CC(=O)C=CC1=NNC1=CC=C(C=C1)[N+]([O-])=O
Synonym	Azo Violet, 4-(4-Nitrophenylazo)resorcinol
IUPAC Name	3-hydroxy-4-[2-(4-nitrophenyl)hydrazin-1-ylidene]cyclohexa-2,5-dien-1-one
InChI Key	BIFFKKLAAIGZBV-UHFFFAOYSA-N
Molecular Formula	C12H9N3O4

424

Acid Blue 9, TCI America™

CAS: 3844-45-9 Molecular Formula: C37H34N2Na2O9S3 Molecular Weight (g/mol): 792.844 MDL Number: MFCD00012141 InChI Key: SGHZXLIDFTYFHQ-UHFFFAOYSA-L Synonym: Brilliant Blue FCF, Erioglaucin A PubChem CID: 19700 ChEBI: CHEBI:82411 IUPAC Name: disodium;2-[[4-[ethyl-[(3-sulfonatophenyl)methyl]amino]phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]methyl]benzenesulfonate SMILES: CCN(CC1=CC(=CC=C1)S(=O)(=O)[O-])C2=CC=C(C=C2)C(=C3C=CC(=[N+](CC)CC4=CC(=CC=C4)S(=O)(=O)[O-])C=C3)C5=CC=CC=C5S(=O)(=O)[O-].[Na+].[Na+]

Pricing & Availability
Specifications

PubChem CID	19700
CAS	3844-45-9
Molecular Weight (g/mol)	792.844
ChEBI	CHEBI:82411
MDL Number	MFCD00012141
SMILES	CCN(CC1=CC(=CC=C1)S(=O)(=O)[O-])C2=CC=C(C=C2)C(=C3C=CC(=[N+](CC)CC4=CC(=CC=C4)S(=O)(=O)[O-])C=C3)C5=CC=CC=C5S(=O)(=O)[O-].[Na+].[Na+]
Synonym	Brilliant Blue FCF, Erioglaucin A
IUPAC Name	disodium;2-[[4-[ethyl-[(3-sulfonatophenyl)methyl]amino]phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]methyl]benzenesulfonate
InChI Key	SGHZXLIDFTYFHQ-UHFFFAOYSA-L
Molecular Formula	C37H34N2Na2O9S3

425

Sodium Ligninsulfonate, TCI America™

This product is chemically-processing lignin derived from natural sources.

Pricing & Availability
Specifications

Content And Storage	20°C
Color	Deep Reddish Yellow-deep Yellow Red

426

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Coumarin 2, 99%, laser grade

CAS: 26078-25-1 Molecular Formula: C13H15NO2 Molecular Weight (g/mol): 217.268 MDL Number: MFCD00006860 InChI Key: QZXAEJGHNXJTSE-UHFFFAOYSA-N Synonym: 4, 6-Dimethyl-7-ethylaminocoumarin PubChem CID: 96929 IUPAC Name: 7-(ethylamino)-4,6-dimethylchromen-2-one SMILES: CCNC1=C(C=C2C(=CC(=O)OC2=C1)C)C

Pricing & Availability
Specifications

PubChem CID	96929
CAS	26078-25-1
Molecular Weight (g/mol)	217.268
MDL Number	MFCD00006860
SMILES	CCNC1=C(C=C2C(=CC(=O)OC2=C1)C)C
Synonym	4, 6-Dimethyl-7-ethylaminocoumarin
IUPAC Name	7-(ethylamino)-4,6-dimethylchromen-2-one
InChI Key	QZXAEJGHNXJTSE-UHFFFAOYSA-N
Molecular Formula	C13H15NO2

427

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Cresyl Violet acetate, pure, certified

CAS: 10510-54-0 Molecular Formula: C18H15N3O3 Molecular Weight (g/mol): 321.34 MDL Number: MFCD00013151,MFCD00013151 InChI Key: XKOCOMKJPWEOHX-UHFFFAOYSA-M PubChem CID: 44134641 SMILES: CC([O-])=O.NC1=CC2=[O+]C3=C(N=C2C=C1)C1=CC=CC=C1C(N)=C3

Pricing & Availability
Specifications

PubChem CID	44134641
CAS	10510-54-0
Molecular Weight (g/mol)	321.34
MDL Number	MFCD00013151,MFCD00013151
SMILES	CC([O-])=O.NC1=CC2=[O+]C3=C(N=C2C=C1)C1=CC=CC=C1C(N)=C3
InChI Key	XKOCOMKJPWEOHX-UHFFFAOYSA-M
Molecular Formula	C18H15N3O3

428

BioTracker 543 Yellow β-Gal Dye, MilliporeSigma™

Live cell imaging dye for β-galactosidase (β-gal) used to detect LacZ reporter gene expression and cellular senescence (SA-β-gal).

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429

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Indoine Blue, Thermo Scientific™

CAS: 4569-88-4 Molecular Formula: C30H24ClN5O Molecular Weight (g/mol): 506.01 MDL Number: MFCD00011924 InChI Key: SCMDRBZEIUMBBQ-UHFFFAOYSA-N PubChem CID: 9575841 SMILES: [Cl-].CC1=CC2=NC3=CC(C)=C(N)C=C3[N+](C3=CC=CC=C3)=C2C=C1N\N=C1/C(=O)C=CC2=CC=CC=C12

Pricing & Availability
Specifications

PubChem CID	9575841
CAS	4569-88-4
Molecular Weight (g/mol)	506.01
MDL Number	MFCD00011924
SMILES	[Cl-].CC1=CC2=NC3=CC(C)=C(N)C=C3[N+](C3=CC=CC=C3)=C2C=C1N\N=C1/C(=O)C=CC2=CC=CC=C12
InChI Key	SCMDRBZEIUMBBQ-UHFFFAOYSA-N
Molecular Formula	C30H24ClN5O

430

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Thermo Scientific Chemicals Phenol Red, ACS reagent

CAS: 143-74-8 Molecular Formula: C19H14O5S Molecular Weight (g/mol): 354.38 MDL Number: MFCD00003552 InChI Key: BELBBZDIHDAJOR-UHFFFAOYSA-N Synonym: Phenolsulfonephthalein PubChem CID: 4766 ChEBI: CHEBI:31991 SMILES: OC1=CC=C(C=C1)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1

Pricing & Availability
Specifications

PubChem CID	4766
CAS	143-74-8
Molecular Weight (g/mol)	354.38
ChEBI	CHEBI:31991
MDL Number	MFCD00003552
SMILES	OC1=CC=C(C=C1)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1
Synonym	Phenolsulfonephthalein
InChI Key	BELBBZDIHDAJOR-UHFFFAOYSA-N
Molecular Formula	C19H14O5S

431

Trypan Blue 40% MP Biomedicals

CAS: 72-57-1 Molecular Formula: C34H24N6Na4O14S4 Molecular Weight (g/mol): 960.79 MDL Number: MFCD00003969 InChI Key: WMYVHJWZUUEZNE-ARWFNKCKSA-J Synonym: Direct Blue 14,Niagara Blue 3B PubChem CID: 9562061 IUPAC Name: tetrasodium (3Z)-5-amino-3-[2-(4'-{2-[(2Z)-8-amino-1-oxo-3,6-disulfonato-1,2-dihydronaphthalen-2-ylidene]hydrazin-1-yl}-3,3'-dimethyl-[1,1'-biphenyl]-4-yl)hydrazin-1-ylidene]-4-oxo-3,4-dihydronaphthalene-2,7-disulfonate SMILES: [Na+].[Na+].[Na+].[Na+].CC1=CC(=CC=C1N\N=C1\C(=O)C2=C(N)C=C(C=C2C=C1S([O-])(=O)=O)S([O-])(=O)=O)C1=CC=C(N\N=C2\C(=O)C3=C(N)C=C(C=C3C=C2S([O-])(=O)=O)S([O-])(=O)=O)C(C)=C1

Pricing & Availability
Specifications

PubChem CID	9562061
CAS	72-57-1
Molecular Weight (g/mol)	960.79
MDL Number	MFCD00003969
SMILES	[Na+].[Na+].[Na+].[Na+].CC1=CC(=CC=C1N\N=C1\C(=O)C2=C(N)C=C(C=C2C=C1S([O-])(=O)=O)S([O-])(=O)=O)C1=CC=C(N\N=C2\C(=O)C3=C(N)C=C(C=C3C=C2S([O-])(=O)=O)S([O-])(=O)=O)C(C)=C1
Synonym	Direct Blue 14,Niagara Blue 3B
IUPAC Name	tetrasodium (3Z)-5-amino-3-[2-(4'-{2-[(2Z)-8-amino-1-oxo-3,6-disulfonato-1,2-dihydronaphthalen-2-ylidene]hydrazin-1-yl}-3,3'-dimethyl-[1,1'-biphenyl]-4-yl)hydrazin-1-ylidene]-4-oxo-3,4-dihydronaphthalene-2,7-disulfonate
InChI Key	WMYVHJWZUUEZNE-ARWFNKCKSA-J
Molecular Formula	C34H24N6Na4O14S4

432

MilliporeSigma™ SynaptoRed™ Reagent, Calbiochem™,

CAS: 162112-35-8 Molecular Formula: C30H45Br2N3 Molecular Weight (g/mol): 607.519 InChI Key: AFVSZGYRRUMOFH-UHFFFAOYSA-L Synonym: FM4-64, Frie Mao 4-64, N-(3-Triethylammoniumpropyl)-4-(p-diethylaminophenylhexatrienyl)-pyridinium, 2Br PubChem CID: 90489009 IUPAC Name: 3-[4-[(1Z,3E,5Z)-6-[4-(diethylamino)phenyl]hexa-1,3,5-trienyl]pyridin-1-ium-1-yl]propyl-triethylazanium;dibromide SMILES: CCN(CC)C1=CC=C(C=C1)C=CC=CC=CC2=CC=[N+](C=C2)CCC[N+](CC)(CC)CC.[Br-].[Br-]

Pricing & Availability
Specifications

PubChem CID	90489009
CAS	162112-35-8
Molecular Weight (g/mol)	607.519
SMILES	CCN(CC)C1=CC=C(C=C1)C=CC=CC=CC2=CC=[N+](C=C2)CCC[N+](CC)(CC)CC.[Br-].[Br-]
Synonym	FM4-64, Frie Mao 4-64, N-(3-Triethylammoniumpropyl)-4-(p-diethylaminophenylhexatrienyl)-pyridinium, 2Br
IUPAC Name	3-[4-[(1Z,3E,5Z)-6-[4-(diethylamino)phenyl]hexa-1,3,5-trienyl]pyridin-1-ium-1-yl]propyl-triethylazanium;dibromide
InChI Key	AFVSZGYRRUMOFH-UHFFFAOYSA-L
Molecular Formula	C30H45Br2N3